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Muzzle flash simulator
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Patent number 12,287,168
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Issue date Apr 29, 2025
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Acetk Corp Ltd.
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Yung-Hui Chang
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F41 - WEAPONS
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Muzzle flash simulator
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Patent number 11,898,816
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Issue date Feb 13, 2024
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Acetk Corp Ltd.
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Yung-Hui Chang
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F41 - WEAPONS
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Muzzle flash simulator
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Patent number 11,644,268
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Issue date May 9, 2023
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Acetk Corp Ltd.
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Yung-Hui Chang
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F41 - WEAPONS
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Muzzle flash simulator
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Patent number 11,215,419
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Issue date Jan 4, 2022
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Acetk Corp Ltd.
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Yung-Hui Chang
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F41 - WEAPONS
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90553156 - A
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Serial number 90553156
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Registration number 6784877
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Filing date Mar 1, 2021
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ACETK CORP. LTD.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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87560013 - ACETECH
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Serial number 87560013
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Registration number 5490161
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Filing date Aug 8, 2017
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ACETK CORP LTD.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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87041920 - ACETECH
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Serial number 87041920
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Registration number 5109443
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Filing date May 18, 2016
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ACETK CORP LTD.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments